<template>

	<view class="my_settle_container">
		<!-- 全选 -->
		<label class="radio" @click="changeAllState">
			<radio color="#C00000" :checked="isFullCheck" /><text>全选</text>
		</label>
		<!-- 合计 -->
		<view class="amount_box">
			合计：<text class="amount">¥ {{checkedGoodsAmount}}</text>
		</view>
		<!-- 结算 -->
		<view class="btn_settle" @click="settlement">
			结算（{{checkedCount}}）
		</view>
	</view>

</template>

<script>
	import {
		mapState,
		mapGetters,
		mapMutations
	} from 'vuex'
	export default {
		name: "my-settle",
		data() {
			return {
				//倒计时秒数
				seconds: 3,
				timer: null
			};
		},
		computed: {
			...mapGetters('m_cart', ['checkedCount', 'total', 'checkedGoodsAmount']),
			...mapGetters('m_user', ['addstr']),
			...mapState('m_user', ['token']),
			...mapState('m_cart', ['cart']),

			isFullCheck() {
				return this.checkedCount === this.total
			}
		},
		methods: {
			...mapMutations('m_cart', ['undateAllGoodsState']),
			...mapMutations('m_user', ['updateRedirectInfo']),

			changeAllState() {
				console.log(!this.isFullCheck)
				this.undateAllGoodsState(!this.isFullCheck);
			},
			//结算
			settlement() {
				if (!this.checkedCount) return uni.$showMsg("请选择结算的商品！")
				if (!this.addstr) return uni.$showMsg("请选择收货地址！")
				// if (!this.token) return uni.$showMsg("请先登录！")

				if (!this.token) return this.delayNavigate()

				console.log("去结算")
				this.payOrder();
			},
			async payOrder() {
				//创建订单

				//1.1 组织订单的信息对象
				const orderInfo = {
					// 开发期间，注释掉真实的订单价格，
					// order_price: this.checkedGoodsAmount,
					// 写死订单总价为 1 分钱
					order_price: 0.01,
					consignee_addr: this.addstr,
					goods: this.cart.filter(x => x.goods_state).map(x => ({
						goods_id: x.goods_id,
						goods_number: x.goods_count,
						goods_price: x.goods_price
					}))
				}

				//1.2 发起请求创建订单
				const {
					data: res
				} = await uni.$http.post('/api/public/v1/my/orders/create', orderInfo)

				console.log("创建订单结果", res)
				if (res.meta.status != 200) return uni.$showMsg('创建订单失败')
				//1.3 得到服务器相应的 ’订单编号‘
				const orderNumber = res.message.order_number
				console.log("订单编号", orderNumber);

				//2,订单预支付
				//发起请求获取订单的支付信息
				const {
					data: res2
				} = await uni.$http.post('/api/public/v1/my/orders/req_unifiedorder', {
					order_number: orderNumber
				})
				// 2.2 预付订单生成失败
				if (res2.meta.status !== 200) return uni.$showError('预付订单生成失败！')
				// 2.3 得到订单支付相关的必要参数
				const payInfo = res2.message.pay
				
				//3,发起微信支付
				//3.1 掉用哪个 uni.requestPayment 发起微信支付
				const [err,sucess] =await uni.requestPayment( payInfo);
				//3.2未完成支付
				if(err)  return uni.$showMsg('订单未支付！')
				 //3.3完成了支付，进一步查询支付的结果
				    const { data: res3 } = await uni.$http.post('/api/public/v1/my/orders/chkOrder', { order_number: orderNumber })

				 //3.4 检测到订单未支付
				 if(res3.meta.status!==200)
				 return uni.$showMsg("订单未支付")
				 
				 
				 //3.5 检测到订单支付完成
				 uni.showToast({
				 	title:"订单支付完成！",
					icon:sucess
				 })
				
			},

			//延时到 my 页面
			delayNavigate() {
				this.seconds = 3;
				//展示倒计时的提示信息
				this.showTip(this.seconds)
				this.timer = setInterval(() => {
					this.seconds--;

					if (this.seconds <= 0) {
						//清除定时器
						clearInterval(this.timer)

						var _this = this;
						uni.switchTab({
							url: '../../pages/my/my',
							// success(res) {
							// 	_this.updateRedirectInfo({
							// 		//跳转方式
							// 		openType: 'switchTab',
							// 		//从哪个界面跳转过去的
							// 		from: '/pages/cart/cart'
							// 	});
							// }
							success: () => {
								this.updateRedirectInfo({
									//跳转方式
									openType: 'switchTab',
									//从哪个界面跳转过去的
									from: '/pages/cart/cart'
								});
							}
						})
						return

					}

					this.showTip(this.seconds);
				}, 1000)

			},
			//展示 倒计时提示消息
			showTip(n) {
				uni.showToast({
					icon: "none",
					title: "请登录后再结算！" + n + "秒之后自动跳转到登录页",
					mask: true,
					duration: 1500
				})
			}

		}
	}
</script>

<style lang="scss">
	.my_settle_container {
		position: fixed;
		bottom: 0;
		left: 0;
		background-color: #FFFFFF;
		width: 100%;
		height: 50px;
		display: flex;
		justify-content: space-between;
		align-items: center;

		font-size: 14px;
		padding-left: 5px;

		.radio {
			display: flex;
			align-items: center;
		}

		.amount_box {
			.amount {
				color: #C00000;
			}
		}

		.btn_settle {
			background-color: #C00000;
			height: 50px;
			color: white;
			line-height: 50px;
			padding: 0px 10px;
			min-width: 100px;
			text-align: center;
		}
	}
</style>
